CN109973675A - A kind of gas valve and gas utensil - Google Patents
A kind of gas valve and gas utensil Download PDFInfo
- Publication number
- CN109973675A CN109973675A CN201910325165.9A CN201910325165A CN109973675A CN 109973675 A CN109973675 A CN 109973675A CN 201910325165 A CN201910325165 A CN 201910325165A CN 109973675 A CN109973675 A CN 109973675A
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- Prior art keywords
- valve
- plug
- air inlet
- plug valve
- gas
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
- F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
- F16K11/08—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks
- F16K11/083—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only taps or cocks with tapered plug
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/20—Excess-flow valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/02—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having conical surfaces; Packings therefor
- F16K5/0242—Spindles and actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
- F16K5/0442—Spindles and actuating means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K7/00—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves
- F16K7/12—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm
- F16K7/14—Diaphragm valves or cut-off apparatus, e.g. with a member deformed, but not moved bodily, to close the passage ; Pinch valves with flat, dished, or bowl-shaped diaphragm arranged to be deformed against a flat seat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K5/00—Feeding or distributing other fuel to combustion apparatus
- F23K5/002—Gaseous fuel
- F23K5/007—Details
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C3/00—Stoves or ranges for gaseous fuels
- F24C3/12—Arrangement or mounting of control or safety devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23K—FEEDING FUEL TO COMBUSTION APPARATUS
- F23K2900/00—Special features of, or arrangements for fuel supplies
- F23K2900/05002—Valves for gaseous fuel supply lines
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Taps Or Cocks (AREA)
- Feeding And Controlling Fuel (AREA)
- Valve Housings (AREA)
Abstract
The present embodiments relate to a kind of gas valve and gas utensil, which includes the plug valve with the first plug valve air inlet, the second plug valve air inlet, plug valve connector and at least one cock valve air gate；With proportioning valve air inlet, the first ratio valve air gate, the second ratio valve air gate proportioning valve；Wherein, the proportioning valve air inlet is only directly connected to the plug valve connector, and the second ratio valve air gate is only connected to the second plug valve air inlet.Plug valve and proportioning valve are applied in combination in the embodiment of the present invention, realize two sealed structures, meets standard requirements, it is not necessary that shut-off valve is arranged in the main air inlet pipe of gas utensil, reduces the components of gas valve, reduce the seal of complete machine, reliability is increased, is reduced costs.Using the gas utensil of gas valve of the embodiment of the present invention, it can be realized by the cooperation of proportioning valve and plug valve and burner flame be precisely controlled.
Description
Technical field
The present invention relates to gas utensil fields, and in particular to a kind of gas valve and gas utensil.
Background technique
Gas valve is the core control part of gas utensil, for realizing to fuel gas pipeline on-off or realize to combustion gas into
The adjusting of tolerance.Existing standard requirements must have a two sealed structures in gas utensil, and ratio used in the relevant technologies
In valve and the valve mechanism of shut-off valve combination, ratio valve air gate has is directly connected to stove inner ring or outer ring blast tube all the way,
So that this only has a seal structures all the way, to meet standard requirements, it is also necessary to a shut-off valve is arranged on total inlet pipe,
The components that this allows for the gas valve of gas utensil complete machine are numerous, high production cost, the less reliable of gas valve, in addition complete machine
Seal it is also very much, increase the hidden danger of gas leakage.And due to the presence of shut-off valve in total inlet pipe, lead to main air inlet pipe
Length is longer, has also increased cost on foot.
Summary of the invention
At least one in order to solve the above-mentioned technical problem, the present invention proposes a kind of gas valve and the combustion gas using the gas valve
Tool.
The embodiment of one aspect of the present invention provides a kind of gas valve, which includes:
Plug valve, the plug valve have the first plug valve air inlet, the second plug valve air inlet, plug valve connector and
At least one cock valve air gate；The plug valve has the pass for separating the first plug valve air inlet and plug valve connector
Closed position is connected to the first open position of the first plug valve air inlet and plug valve connector, and connection described second
Second open position of plug valve valve air inlet and at least one cock valve air gate；
Proportioning valve, the proportioning valve have proportioning valve air inlet, the first ratio valve air gate, the second ratio valve air gate；
The proportioning valve, which has, separates the proportioning valve air inlet and the first ratio valve air gate and the second ratio valve air gate
Closed position, and be connected to the proportioning valve air inlet and the first ratio valve air gate and the second ratio valve air gate
Open position；
Wherein, the plug valve connector is only directly connected to the proportioning valve air inlet, and second proportioning valve goes out
Port is only directly connected to the second plug valve air inlet.
In some embodiments of the present invention, the valve body of the proportioning valve and plug valve is wholely set, the plug valve connection
Mouth forms the connecting hole being wholely set with the proportioning valve air inlet in the valve body.
In some embodiments of the present invention, the second ratio valve air gate is with the second plug valve air inlet described
The connecting cavity being wholely set is formed in valve body, the first ratio valve air gate is connected to the connecting cavity.
In some embodiments of the present invention, which includes:
The valve body further includes being connected to the first plug valve air inlet, connecting hole, connecting cavity and cock valve air gate
Accommodating chamber；
Plug valve core component, the plug valve core component include plug valve core component and plug valve driving assembly；The rotation
Plug valve core assembly includes the plug valve core that can be rotatably located at accommodating chamber；The plug valve core includes air inlet, inlet channel
With at least one set of venthole, the air inlet is correspondingly arranged with the first plug valve air inlet and connecting hole, and described at least one
Group venthole is correspondingly arranged at least one described cock valve air gate, and the inlet channel is connected to the connecting cavity；
The plug valve core component has the closed position of the first plug valve air inlet and connecting hole partition, passes through
The first open position that the first plug valve air inlet is connected to by the air inlet with connecting hole, and pass through the air inlet
The first plug valve air inlet and connecting hole are connected to and by least one set of venthole by inlet channel and corresponding
At least one cock valve air gate connection the second open position；The plug valve driving assembly is to drive the plug valve
Core assembly rotates between the closed position, the first open position and the second open position.
In some embodiments of the present invention, the shape of the plug valve core and the accommodating chamber is cooperating, rounded cone
Platform shape, the plug valve core of the rounding taper type is hollow to form the inlet channel.
In some embodiments of the present invention, the plug valve core has two groups of ventholes, every in two groups of ventholes
Group venthole includes at least one venthole, and two groups of ventholes are located at the identical or different circumference of the rounding frustum side wall
On.
In some embodiments of the present invention, the plug valve driving assembly includes stepper motor, the stepper motor and institute
State plug valve core transmission connection.
The embodiment of another aspect of the present invention provides a kind of gas utensil, including burner and above-mentioned gas valve, the combustion
Burner includes inner ring blast tube and outer ring blast tube, and the cock valve air gate is one, going out on the plug valve core
It is one group that stomata, which is correspondingly arranged, and the cock valve air gate is connected to the outer ring blast tube, the first proportioning valve outlet
Mouth is connected to inner ring blast tube.
The embodiment of another aspect of the present invention provides a kind of gas utensil, including burner and above-mentioned gas valve, the combustion
Burner includes inner ring blast tube, middle ring blast tube and outer ring blast tube, and the cock valve air gate is two, the rotation
It is two groups that venthole on plug valve core, which is correspondingly arranged, and one in the cock valve air gate and the middle ring blast tube connect
Logical, another is connected to outer ring blast tube, and the first ratio valve air gate is connected to inner ring blast tube.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
By reading the following detailed description of the preferred embodiment, various other advantages and benefits are common for this field
Technical staff will become clear.The drawings are only for the purpose of illustrating a preferred embodiment, and is not considered as to the present invention
Limitation.And throughout the drawings, the same reference numbers will be used to refer to the same parts.In the accompanying drawings:
Fig. 1 is the top view of the gas valve of one embodiment of the invention；
Fig. 2 is the schematic diagram of the section structure in the direction A-A in Fig. 1 of the present invention；
Fig. 3 is the schematic diagram of the section structure in the direction B-B in Fig. 2 of the present invention；
Fig. 4 is the schematic diagram of the section structure in the direction C-C in Fig. 2 of the present invention；
Fig. 5 is the schematic diagram of the section structure in the direction D-D in Fig. 1 of the present invention；
Fig. 6 is the schematic diagram of the section structure in the direction E-E in Fig. 1 of the present invention；
Fig. 7 is the rearview of the gas valve of one embodiment of the invention；
Fig. 8 is the schematic perspective view of the plug valve core of the gas valve of one embodiment of the invention；
Fig. 9 a is the main view of plug valve core shown in Fig. 8, and Fig. 9 b is the schematic diagram of the section structure in the direction A-A in Fig. 9 a, figure
9c is the schematic diagram of the section structure in the direction B-B in Fig. 9 a；
Figure 10 a is the top view of plug valve core shown in Fig. 8, and Figure 10 b is the schematic diagram of the section structure in the direction C-C in Figure 10 a；
Figure 11 is the left view of plug valve core shown in Fig. 8.
Specific embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although showing this public affairs in attached drawing
The illustrative embodiments opened, it being understood, however, that may be realized in various forms the disclosure without the reality that should be illustrated here
The mode of applying is limited.It is to be able to thoroughly understand the disclosure on the contrary, providing these embodiments, and can be by this public affairs
The range opened is fully disclosed to those skilled in the art.
Gas valve below with reference to Fig. 1-11 specification embodiment of the present invention and the gas utensil using it.
The embodiment of one aspect of the present invention provides a kind of gas valve, and as shown in figs. 1-7, which includes:
Plug valve, the plug valve have the first plug valve air inlet 3, the second plug valve air inlet, plug valve connector
With at least one cock valve air gate 4；The plug valve, which has, separates the first plug valve air inlet 3 and plug valve connector
Closed position, be connected to the first open position of the first plug valve air inlet 3 with plug valve connector, and described in connection
Second open position of the second plug valve valve air inlet and at least one cock valve air gate 4；
Proportioning valve, the proportioning valve have proportioning valve air inlet, the first ratio valve air gate 5, the second ratio valve air gate；
The proportioning valve, which has, separates the proportioning valve air inlet and the first ratio valve air gate 5 and the second ratio valve air gate
Closed position, and be connected to the proportioning valve air inlet and the first ratio valve air gate 5 and the second proportioning valve outlet
The open position of mouth；
Wherein, the plug valve connector is only directly connected to the proportioning valve air inlet, and second proportioning valve goes out
Port is only directly connected to the second plug valve air inlet.
Proportioning valve and plug valve are applied in combination in the embodiment of the present invention, combustion gas enters from the first plug valve air inlet 3
The gas valve, and flowed out from gas valve by the cock valve air gate 4 and the first ratio valve air gate 5, realize two
Seal structures meet standard requirements, it is not necessary that shut-off valve is arranged in the main air inlet pipe of gas utensil, reduce zero of gas valve
Part reduces the seal of complete machine, increases reliability, reduces costs.
In some embodiments of the present invention, as shown in Fig. 2, the valve body 12 of the proportioning valve and plug valve is wholely set, institute
It states plug valve connector and the proportioning valve air inlet forms the connecting hole 129 being wholely set in the valve body.Of the invention
Proportioning valve and plug valve are wholely set in embodiment, further reduce the components of gas valve, reduces the sealing of complete machine
Mouthful, reliability is increased, is reduced costs.The connection of connecting hole 129 and the first plug valve air inlet 3 can be controlled by plug valve
Or partition, to realize whether control combustion gas enters the switching function of gas valve.
In some embodiments of the present invention, as shown in Fig. 2, the second ratio valve air gate and second plug valve into
Port forms the connecting cavity 125 being wholely set, the first ratio valve air gate 5 and the connecting cavity in the valve body 12
125 connections.The components of gas valve are further reduced, reduces the seal of complete machine, increases reliability, reduce into
This.In one embodiment, the first ratio valve air gate 5 can be connected to the inner ring blast tube of burner, be realized in burner
The control of ring flame.And the stream for entering the combustion gas of the first ratio valve air gate 5 from connecting cavity 125 can be controlled by proportioning valve
Size is measured, to realize the control for flame size.
In some embodiments of the present invention, as shown in figs. 1-7, which includes:
The valve body 12 further includes going out with the first plug valve air inlet 3, connecting hole 129, connecting cavity 125 and plug valve
The accommodating chamber 22 that port 4 is connected to；
Plug valve core component 2, the plug valve core component include plug valve core component and plug valve driving assembly；The rotation
Plug valve core assembly includes the plug valve core 21 that can be rotatably located at accommodating chamber 22；The plug valve core 21 include air inlet 213,
Inlet channel 211 and at least one set of venthole 212, the air inlet 213 and the first plug valve air inlet 3 and connecting hole
129 are correspondingly arranged, and at least one set venthole 212 is correspondingly arranged at least one described cock valve air gate 4, the air inlet
Channel 211 is connected to the connecting cavity 125；
The plug valve core component has the closed position for separating the first plug valve air inlet 3 with connecting hole 129,
The first open position for being connected to the first plug valve air inlet 3 with connecting hole 129 by the air inlet 213, Yi Jitong
The air inlet 213 is crossed to be connected to the first plug valve air inlet 3 with connecting hole 129 and by least one set of outlet
The second open position that inlet channel 211 is connected to by hole 212 at least one corresponding cock valve air gate 4；The plug valve
Driving assembly is to drive the plug valve core component between the closed position, the first open position and the second open position
Rotation.
In some embodiments of the present invention, as shown in figs. 1-7, which includes:
The valve body 12 further includes the proportioning valve inlet chamber 123 being connected to the connecting hole 129 and the connection proportioning valve
The outlet valve opening 124 of inlet chamber 123 and the connecting cavity 125；
Proportional valve spool component 1, the proportional valve spool component 1 include proportional valve spool component 11 and proportioning valve driving assembly 10；
The proportional valve spool component 11 has the closed position for closing the outlet valve opening 124 and opens beating for the outlet valve opening 124
Open position；The proportioning valve driving assembly 10 is to drive the proportional valve spool component 11 between a closed position and a open position
It is mobile.
Since gas valve has contained the two sealed structures that proportioning valve and plug valve are formed with valve body respectively, meet mark
Alignment request there is no need to which shut-off valve is arranged in main air inlet pipe again, therefore significantly reduces gas valve used in gas utensil
Amount of parts, save the cost, and improve reliability；In addition the seal of complete machine is decreased, the hidden of gas leakage is reduced
Suffer from.Further, in the present embodiment, gas valve is serially connected on gas pipeline, and combustion gas first flows through gas valve before reaching gas utensil,
By the on-off of gas valve control gas pipeline and the size of gas inlet amount.When combustion gas flows through gas valve, it is introduced into plug valve, is revolved
Plug valve can control the on-off of combustion gas by controlling the turned position of plug valve core 21, i.e., at the closed position of plug valve core, the
One plug valve air inlet 3 is not connected to connecting hole 129, and in the first open position, the first plug valve air inlet 3 and connecting hole
129 connections.After combustion gas enters the proportioning valve inlet chamber 123 of proportional valve spool component 1 by connecting hole 129, by controlling proportioning valve
Core assembly 11 and outlet valve opening 124 close to far from controlling the opening and closing of outlet valve opening 124 to control the on-off of combustion gas, and
The size of the air inflow of combustion gas is controlled by the gap size of control proportional valve spool component 11 and outlet valve opening 124.Combustion gas by
Proportioning valve inlet chamber 123 enters connecting cavity 125 by air outlet valve control 124, due to the first ratio valve air gate 5 and connecting cavity 125
Connection, combustion gas can flow out gas valve by the first ratio valve air gate 5.Combustion gas into connecting cavity 125 enters going out for plug valve 21
Gas channel 211, in the second open position of plug valve, the first plug valve air inlet 3 is still through air inlet 213 and connecting hole
129 connections, and be connected to inlet channel 211 with corresponding cock valve air gate 4 by least one set of venthole 212, and
And control combustion gas can be realized by controlling the size of the venthole 212 of plug valve core 21 and the overlapping area of cock valve air gate 4
Air inflow size, to realize through the double control to gas inlet amount, can air inflow to overall gas quantity it is real
It now accurately controls and adjustable range is wider.When the gas valve is used for gas utensil, by the accurate temperature control of one step of proportioning valve, then lead to
Two step section of plug valve is crossed, dual essence is realized by the size of the on-off and air inflow of plug valve and proportioning valve co- controlling combustion gas
True temperature control.In addition existing proportioning valve is avoided since self structure limits, and inner and outer ring cannot be adjusted individually, can only be realized interior
Outer ring firepower is small with Datong District, the function of outer ring auto switching, can not achieve inner and outer ring autonomous working, and usage scenario limitation is asked
Topic.
Any appropriate shape, such as conical platform shape, cylinder etc. can be arranged in plug valve core according to actual needs.At this
In another embodiment of invention, as shown in Fig. 2,8-11, the shape of plug valve core 21 and accommodating chamber 22 is cooperating, rounded
Taper type, the hollow formation inlet channel 211 of plug valve core 21 of rounding taper type.In this way, side and the plug valve of accommodating chamber 22
The outer peripheral surface of core 21 is cooperated by lozenges, so that plug valve core 21 and the leakproofness of accommodating chamber 22 are preferable, it can be to greatest extent
Reduce the risk of combustion gas evolution.In addition, further, plug valve core component may be provided with the spring for compressing plug valve core 21,
Guarantee the leakproofness of plug valve core 21 and accommodating chamber 22.
In a wherein embodiment of the invention, as shown in Fig. 1,4, valve body of the invention has one and accommodating chamber 22
The cock valve air gate 4 of connection, cock valve air gate 4 can be connected to the blast tube of burner, such as the outer ring with burner
Blast tube connection, may be implemented the independent control of the on-off and air inflow size of the combustion gas to outer ring blast tube.Therewith
Corresponding, in one embodiment, 21 settable one groups of ventholes of plug valve core, which includes at least one outlet
Hole, venthole are located in the same circumference of rounding frustum side wall.
In another embodiment of the invention, there are two the plug valves being connected to accommodating chamber 22 to go out for the tool of valve body of the invention
Port, two cock valve air gates blast tubes different from burner can be connected to respectively, may be implemented to different blast tubes
Combustion gas on-off and air inflow size independent control.
In another embodiment of the invention, plug valve core 21 can have two groups of ventholes, and every group in two groups of ventholes
Venthole includes at least one venthole, and two groups of ventholes are located on the identical or different circumference of rounding frustum side wall.It can manage
Xie Di, one group of venthole are correspondingly arranged with a cock valve air gate, and the venthole in same group can be located at identical
On circumference or on different circumference.Preferably, in one embodiment, two groups of ventholes are located on different circumference, and in same group
Venthole be located on identical circumference, since two groups of ventholes are located on different circumference, respectively corresponded with two groups of ventholes
Cock valve air gate also be located on different circumference so that two groups of ventholes will not influence each other, can separate and individually control
The on-off of combustion gas or the size of air inflow.
Further, plug valve used in the prior art accomplishes that profiled holes, example is arranged in linear regulation needs on spool
In this case for example involute hole can improve difficulty of processing, increase cost.Gas valve in the embodiment of the present invention, due to than
Example valve hole part has been able to realize the accurate adjusting of air inflow, in one embodiment, carries out in plug valve core component further
Adjusting when, it is only necessary on plug valve core be arranged conventional structure venthole can realize.In one embodiment, such as Fig. 8-
Shown in 11, venthole 212 is the circular through hole being circumferentially arranged along rounding frustum lateral wall, and air inlet 213 is outside rounding frustum
The strip counterbore that side wall is circumferentially arranged, venthole 212 are connected to outlet passageway 211, and air inlet is not connected to outlet passageway 211.
In another embodiment of the present invention, plug valve driving assembly can be electric drive and manual actuation.Electric drive for example may be used
For motor driven, motor driven includes stepper motor, servo motor etc..In an additional preferred embodiment, as shown, cock
Valve driving assembly includes stepper motor 20, and stepper motor 20 and plug valve core 21 are sequentially connected.It can be realized by stepper motor
To being precisely controlled for the rotation position of plug valve core.In addition, proportioning valve driving assembly and plug valve driving assembly can receive
Control signal, can control with cooperative achievement to the on-off or air inflow size of combustion gas, significantly improve gas inlet amount
Control precision.
In another embodiment of the invention, as shown in Fig. 2, valve body 12 of the invention further includes upper cover 121, valve body ontology
122 and lower cover 126.The lid of upper cover 121 closes on a upper opening of valve body ontology 122, installs pipe portion 128 from the upper opening
Edge is downwardly extending, and the lower ending opening of installation pipe portion 128 forms outlet valve opening 124.Proportional valve spool component 11 is contained in valve
In body 12, including proportional valve spool 112 and the sealing element 111 for being sheathed on spool.11 at least part of proportional valve spool component is located at peace
The inside in tubulature portion 128, for proportional valve spool component 11 at closed position, sealing element 111 is connected to the air outlet valve of installation pipe portion 128
On hole 124.Lower cover 126 realizes the sealing of a lower openings of valve body ontology 122, and forms connecting cavity 125.
In one embodiment of the present invention, as shown in Fig. 2, the proportional valve spool component 1 of gas valve is additionally provided with diaphragm
127, diaphragm 127 is the proximate annular structure with inner end and outer periphery, and the outer periphery of diaphragm is fixed on valve body 12, diaphragm
Inner end is fixed on proportional valve spool 112.Specifically, as shown, the outer periphery of diaphragm 127 is fixed on valve body ontology 122, film
The inner end of piece is fixed on proportional valve spool 112.Radially outward direction from the central axis of diaphragm 127, diaphragm 127 is formed as
The arch of bending.When proportional valve spool component 11 moves downward, band dynamic diaphragm 127 is moved downward.Combustion gas in installation pipe portion 128
When pressure oscillation, for example, diaphragm 127 is made by pressure from inside to outside when the gaseous-pressure in installation pipe portion 128 is excessive
Diaphragm 127 is bent upwards, and diaphragm 127 drives proportional valve spool component 11 to move up, so as to reduce sealing element 111 and installation
The pressure stability of gas inlet is improved it is possible thereby to adjust pressure in gap between pipe portion 128.And to enter burning
The gaseous-pressure of device is more stable, burning more sufficiently.
In another embodiment of the invention, as shown in Fig. 2, sealing element 111 is set in the outer of the lower end of proportional valve spool 112
On circumferential surface, the outer peripheral surface of sealing element 111 is arcwall face that is outside and tilting down extension.Sealing element is unlikely to deform, and increases sealing
The thickness of part transverse direction, increases air-tightness.
In another embodiment of the invention, as shown in Fig. 2, proportioning valve driving assembly 10 passes through control proportional valve spool component
The 11 control proportional valve spool component 11 that moves up and down is contacting and separating with outlet valve opening 124, by 11 a part of proportional valve spool component
Set on 124 side of outlet valve opening, another part is set to 124 other side of outlet valve opening.Sealing element 111 stops the installation for being against valve body 12
In pipe portion 128, to cut off the supply of combustion gas.Proportioning valve driving assembly 10 can be electromagnetic drive and manual actuation, and electromagnetism drives
The dynamic magnetic field that can be generated using hot-wire coil is to the magnetic force of magnet, and gear and rack teeth mechanism can be used in manual actuation, it is preferable that ratio
Valve driving assembly 10 uses electromagnetic drive.
Further, as shown in Fig. 2, proportioning valve driving assembly 10 includes: permanent magnet 103, positioned at the upper of proportional valve spool 112
Side, and be fixed to each other with proportional valve spool 112；Valve regulation coil 102, positioned at the top of permanent magnet 103；Iron core 101, is embedded at valve
In regulating winding 102.In the present embodiment, when proportional valve spool component 1 is closed, sealing element 111 stops the installation for being against valve body 12
In pipe portion 128, to cut off the supply of combustion gas.When needing using combustion gas, proportional valve spool component 1 is opened, at this point, being located at permanent magnetism
The valve regulation coil 102 of 103 top of body is powered and generates magnetic field, makes the iron core 101 being located inside valve regulation coil 102 with magnetic
Property, setting iron core 101 is identical with the polarity of permanent magnet 103, therefore 103 mutual exclusion of iron core 101 and permanent magnet, pushes permanent magnet 103
Downwards, since permanent magnet 103 and proportional valve spool 11 are fixed to each other, permanent magnet 103 drives proportional valve spool 11 to move down, sealing element 111
Far from installation pipe portion 128, gap is formed between sealing element 111 and installation pipe portion 128 at this time, combustion gas passes through sealing element 111 and peace
The gap in tubulature portion 128 enters connecting cavity 125 from cock valve air gate 3.It is big by the electric current of valve regulation coil 102 by adjusting
It is small to control the size in gap, to control the throughput of combustion gas.For example, only needing to increase when needing to increase the throughput of combustion gas
The big electric current for passing through valve regulation coil 102.
The embodiment of another aspect of the present invention provides a kind of gas utensil, including burner and above-mentioned gas valve, the combustion
Burner includes inner ring blast tube and outer ring blast tube, and the cock valve air gate 4 is one, on the plug valve core 21
It is one group that venthole 212, which is correspondingly arranged, and the cock valve air gate 4 is connected to the outer ring blast tube, first ratio
Valve air gate 5 is connected to inner ring blast tube.Due to the on-off of the combustion gas of cock valve air gate 4 and the first ratio valve air gate 5
Or the size of air inflow can separate individually control by gas valve, thus the connection of inner ring blast tube connects with outer ring blast tube
Logical combustion flame can be small with Datong District, can also separate and individually control firepower size, has applicable scene more abundant, real
Now adjust on demand.
The embodiment of another aspect of the present invention provides a kind of gas utensil, including burner and above-mentioned gas valve, the combustion
Burner includes inner ring blast tube, middle ring blast tube and outer ring blast tube, and the cock valve air gate is two, the rotation
It is two groups that venthole on plug valve core 21, which is correspondingly arranged, and one in the cock valve air gate and the middle ring blast tube connect
Logical, another is connected to outer ring blast tube, and the first ratio valve air gate 5 is connected to inner ring blast tube.Due to cock
The on-off of the combustion gas of valve air gate and the first ratio valve air gate 5 or the size of air inflow can separate individually control by gas valve
System, thus the combustion flame that the connection of inner ring blast tube, middle ring blast tube are connected to outer ring blast tube can be small with Datong District,
It can also separate and individually control firepower size, there is applicable scene more abundant, realize and adjust on demand.
It should be understood that term used herein merely for description particular example embodiment purpose, and have no intention into
Row limitation.Unless the context clearly indicates otherwise, otherwise singular " one " as used in the text, "one" and " described "
Can also indicate to include plural form.The terms "include", "comprise", " containing " and " having " are inclusives, and therefore
It indicates the presence of stated feature, step, operations, elements, and/or components, but presence or addition one or more is not precluded
A other feature, step, operation, component, assembly unit, and/or their combination.Method and step, process, the Yi Jicao of described in the text
It is not interpreted as that them is necessarily required to execute with described or explanation particular order, executes sequence unless explicitly stated otherwise.Also answer
The step of working as understanding, can be used additionally or alternatively.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
In addition, the description of " first ", " second " involved in the embodiment of the present invention etc., is somebody's turn to do retouching for " first ", " second " etc.
It states and is used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated technology spy
The quantity of sign." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one of the features.
In addition, the technical solution between each embodiment can be combined with each other, it can with those of ordinary skill in the art but must be
Based on realization, the combination of this technical solution will be understood that when conflicting or cannot achieve when occurs in the combination of technical solution
Be not present, also not the present invention claims protection scope within.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of the claim
Subject to enclosing.
Claims (9)
1. a kind of gas valve, which is characterized in that the gas valve includes:
Plug valve, the plug valve have the first plug valve air inlet, the second plug valve air inlet, plug valve connector and at least
One cock valve air gate；The plug valve has the close stance for separating the first plug valve air inlet and plug valve connector
It sets, is connected to the first open position of the first plug valve air inlet and plug valve connector, and connection second cock
Second open position of valve valve air inlet and at least one cock valve air gate；
Proportioning valve, the proportioning valve have proportioning valve air inlet, the first ratio valve air gate, the second ratio valve air gate；It is described
Proportioning valve has the pass for separating the proportioning valve air inlet and the first ratio valve air gate and the second ratio valve air gate
Closed position, and it is connected to beating for the proportioning valve air inlet and the first ratio valve air gate and the second ratio valve air gate
Open position；
Wherein, the plug valve connector is only directly connected to the proportioning valve air inlet, and the second ratio valve air gate
Only directly it is connected to the second plug valve air inlet.
2. gas valve according to claim 1, it is characterised in that: the valve body of the proportioning valve and plug valve is wholely set,
The plug valve connector and the proportioning valve air inlet form the connecting hole being wholely set in the valve body.
3. gas valve according to claim 2, it is characterised in that: the second ratio valve air gate and second cock
Valve air inlet forms the connecting cavity being wholely set in the valve body, and the first ratio valve air gate and the connecting cavity connect
It is logical.
4. gas valve according to claim 3, which is characterized in that the gas valve includes:
The valve body further includes the appearance being connected to the first plug valve air inlet, connecting hole, connecting cavity and cock valve air gate
Receive chamber；
Plug valve core component, the plug valve core component include plug valve core component and plug valve driving assembly；The plug valve
Core assembly includes the plug valve core that can be rotatably located at accommodating chamber；The plug valve core includes air inlet, inlet channel and extremely
Few one group of venthole, the air inlet are correspondingly arranged with the first plug valve air inlet and connecting hole, and at least one set goes out
Stomata is correspondingly arranged at least one described cock valve air gate, and the inlet channel is connected to the connecting cavity；
The plug valve core component has by the closed position of the first plug valve air inlet and connecting hole partition, by described
The first open position that the first plug valve air inlet is connected to by air inlet with connecting hole, and pass through the air inlet for institute
State the first plug valve air inlet and connecting hole be connected to and by least one set of venthole by inlet channel with it is corresponding extremely
Second open position of few cock valve air gate connection；The plug valve driving assembly is to drive the plug valve core group
Part rotates between the closed position, the first open position and the second open position.
5. gas valve according to claim 4, it is characterised in that: the shape of the plug valve core and the accommodating chamber is phase
The rounding taper type mutually cooperated, the plug valve core of the rounding taper type is hollow to form the inlet channel.
6. gas valve according to claim 5, it is characterised in that: the plug valve core have two groups of ventholes, described two
Every group of venthole in group venthole includes at least one venthole, and two groups of ventholes are located at the rounding frustum side wall
On identical or different circumference.
7. gas valve according to claim 4, it is characterised in that: the plug valve driving assembly includes stepper motor, institute
It states stepper motor and the plug valve core is sequentially connected.
8. a kind of gas utensil, including gas valve described in any one of burner and claim 1-5,7, the burner includes
Inner ring blast tube and outer ring blast tube, the cock valve air gate are one, and the venthole on the plug valve core is corresponding
It is set as one group, the cock valve air gate is connected to the outer ring blast tube, the first ratio valve air gate and inner ring
Blast tube connection.
9. a kind of gas utensil, including burner and gas valve as claimed in claim 6, the burner includes that inner ring combustion gas is logical
Road, middle ring blast tube and outer ring blast tube, the cock valve air gate are two, the venthole pair on the plug valve core
Two groups should be set as, one in the cock valve air gate is connected to the middle ring blast tube, another and outer ring combustion gas
Channel connection, the first ratio valve air gate are connected to inner ring blast tube.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910325165.9A CN109973675B (en) | 2019-04-22 | 2019-04-22 | Gas valve and gas utensil |
| PCT/CN2019/126233 WO2020215757A1 (en) | 2019-04-22 | 2019-12-18 | Gas valve and gas appliance |
| RU2021133822A RU2770969C1 (en) | 2019-04-22 | 2019-12-18 | Gas valve and gas device |
| EP19926601.6A EP3961073B1 (en) | 2019-04-22 | 2019-12-18 | Gas valve and gas appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910325165.9A CN109973675B (en) | 2019-04-22 | 2019-04-22 | Gas valve and gas utensil |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109973675A true CN109973675A (en) | 2019-07-05 |
| CN109973675B CN109973675B (en) | 2020-12-08 |
Family
ID=67085664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910325165.9A Active CN109973675B (en) | 2019-04-22 | 2019-04-22 | Gas valve and gas utensil |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3961073B1 (en) |
| CN (1) | CN109973675B (en) |
| RU (1) | RU2770969C1 (en) |
| WO (1) | WO2020215757A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020215757A1 (en) * | 2019-04-22 | 2020-10-29 | 佛山市顺德区美的洗涤电器制造有限公司 | Gas valve and gas appliance |
| WO2021077578A1 (en) * | 2019-10-24 | 2021-04-29 | 佛山市顺德区美的洗涤电器制造有限公司 | Valve structure and household appliance |
| CN114811107A (en) * | 2020-12-21 | 2022-07-29 | 合肥通用机械研究院有限公司 | Full-flow three-way regulating valve with double-regulating characteristic |
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- 2019-12-18 WO PCT/CN2019/126233 patent/WO2020215757A1/en unknown
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Also Published As
| Publication number | Publication date |
|---|---|
| EP3961073A4 (en) | 2022-06-29 |
| RU2770969C1 (en) | 2022-04-25 |
| WO2020215757A1 (en) | 2020-10-29 |
| CN109973675B (en) | 2020-12-08 |
| EP3961073B1 (en) | 2024-04-24 |
| EP3961073A1 (en) | 2022-03-02 |
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Denomination of invention: Gas valve and gas appliance Effective date of registration: 20211019 Granted publication date: 20201208 Pledgee: Bank of China Limited by Share Ltd. Shunde branch Pledgor: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. Registration number: Y2021980010889 |
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Date of cancellation: 20220708 Granted publication date: 20201208 Pledgee: Bank of China Limited by Share Ltd. Shunde branch Pledgor: FOSHAN SHUNDE MIDEA WASHING APPLIANCES MANUFACTURING Co.,Ltd. Registration number: Y2021980010889 |